<script src="./util.html"></script>
<h2>日期格式化</h2>
<h2>判断浏览器内核</h2>
<h2>判断是pc端还是移动端</h2>
<h2>判断是否是微信浏览器</h2>
<h2>仿JSON内置API</h2>
<h2>ajax + callback封装get post请求</h2>
<h2>ajax + promise封装get post请求</h2>
<h2>cookie仿H5存储</h2>
<h2>获取地址栏参数</h2>
<h2>仿写jQuery原理</h2>
<h2>简易富文本编辑器</h2>
<h2>jQuery实现图片懒加载</h2>

<script src="lazyload.js"></script>
<h2>图片懒加载</h2>
<img src="./images/缓冲.gif" alt="" src-real='./images/1.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/2.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/3.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/4.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/5.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/6.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/7.jpg' height="300px"><br />
<img src="./images/缓冲.gif" alt="" src-real='./images/8.jpg' height="300px"><br />